What is a trial jury of 6 to 12 members called?

Asked by: Katlynn White  |  Last update: May 30, 2026
Score: 4.3/5 (29 votes)

A trial jury of 6 to 12 members is called a petit jury, also known as a trial jury, which hears evidence in civil or criminal cases and delivers a verdict, unlike a larger grand jury that determines if charges should be filed. "Petit" comes from a French word meaning "small," distinguishing it from the larger grand jury, and these jurors decide guilt, liability, or damages.

What is a jury of 12 called?

Petit juries are comprised of 6-12 people. Trials are generally public, but jury deliberations are private. Petit juries render a verdict, of guilty/not guilty in a criminal case, or in favor of a defendant or plaintiff in a civil case.

Why are some juries 6 and some 12?

Juries use fewer than 12 members (often 6) in many civil cases and some criminal cases for efficiency, cost savings, and faster trials, a trend solidified by U.S. Supreme Court rulings in the 1970s that found smaller juries still meet constitutional requirements, though 12-person juries are often favored for complex cases to ensure better deliberation, diversity, and accuracy. 

What are the different types of jury?

Types of Jurors

  • Grand Jury. A grand jury term runs a length of four months beginning in January, May and September.
  • Petit Jury. A petit jury term runs a length of four months beginning in January, May, and September of each jury year.

What is another name for trial juries?

In law, a jury is a panel of citizens who participate in the justice systems of some democracies. There are two main types: the petit (or trial) jury and the grand jury. A petit jury decides the verdict in a court trial, in either a civil or criminal case.

How Does Jury Duty Work? | Simple Civics

26 related questions found

What are the 12 people called in court?

Petit Jury: If you are selected to serve on a “Petit Jury,” you will hear a case which is criminal or civil. A criminal trial will involve a felony (a more serious type of crime). The law requires twelve (12) jurors to be seated in a criminal case, only eight (8) jurors are required in a civil case.

What is the fancy name for jury selection?

Voir dire: Means "to speak the truth" in French. It refers to the examination of prospective jurors by the judge and attorneys to determine whether the individuals are qualified to serve on a jury in a particular case.

Are all jurors 12 members?

(a) Number of Jurors. A jury must begin with at least 6 and no more than 12 members, and each juror must participate in the verdict unless excused under Rule 47(c). (b) Verdict. Unless the parties stipulate otherwise, the verdict must be unanimous and must be returned by a jury of at least 6 members.

What is the difference between a grand jury and a traverse jury?

A grand jury will be assembled for a term varying from a few weeks to a few months. During this time the grand jury may hear about a specific investigation or may hear evidence from dozens of cases. A trial jury will only hear evidence pertaining to one defendant.

How many members are in a jury?

[and therefore] require[ ] that [a criminal defendant] should be tried by a jury composed of not less than twelve persons. ). See also Ballew, 435 U.S. at 230 n. 8 (collecting additional cases decided between 1900 and 1930 that made the assumption . . . that the 12-member feature was a constitutional requirement ).

Do all 12 jurors have to agree in the UK?

In an ideal world, a jury will reach a clear conclusion by either convicting or acquitting the defendant. Where a case retains the original 12 jurors at least 10 must agree on the verdict. If the numbers fall short, for example, with 8 wanting to acquit and 4 wanting to convict, that will not be an acceptable verdict.

What is the 13th juror called?

Question: In civil and criminal cases, who is the “13th Juror”? Answer: It is the trial judge who must determine whether in the minds of reasonable jurors a contrary verdict should have been reached.

How much does a jury get paid in the UK?

You will not be paid for doing jury service, but you can claim some money back if your earnings are affected. For each day you're at court, you can usually claim: up to £64.95 to help cover your loss of earnings and the cost of any care or childcare outside of your usual arrangements. £5.71 for food and drink.

What is the difference between a petit and grand jury?

The petit jury listens to evidence offered during a trial and returns a verdict. A verdict in a civil case may be a finding for the plaintiff or for the defendant. A verdict in a criminal case finds the defendant guilty or not guilty. Grand Jury: A grand jury hears only criminal matters.

What are the three types of juries?

The American system utilizes three types of juries: Investigative grand juries, charged with determining whether enough evidence exists to warrant a criminal indictment; petit juries (also known as a trial jury), which listen to the evidence presented during the course of a criminal trial and are charged with ...

Can a judge overrule a grand jury indictment?

Generally, a judge cannot overrule or overturn a grand jury indictment because the grand jury is an independent body deciding if there's probable cause, but a judge can dismiss an indictment for specific legal or constitutional issues like prosecutorial misconduct, improper procedure, or fundamental legal insufficiency, though this is rare and typically requires strong evidence of a serious flaw, not just disagreement with the decision.
 

Who picks the 12 jurors?

Each court randomly selects qualified citizens from counties within the district for possible jury service. All courts use the respective state voter lists as a source of prospective jurors.

How likely are you to get picked for jury duty in the UK?

According to the BBC, adults in England and Wales have a 35% chance of being called up for jury service during their lifetime. If you're an employer, that means it's quite likely that it will happen to one of your employees at one time or another — and it's important to be prepared.

What not to say at jury duty?

At jury duty, avoid saying you can't be fair, expressing extreme biases (like always opposing the death penalty), lying (perjury), making sarcastic comments, or revealing case knowledge, as these can get you dismissed or face penalties; instead, be honest about valid hardships like health issues or caregiving, but don't exaggerate or try to manipulate the process, as judges see through it.
 

What are the odds of getting picked for jury duty?

The odds of being selected for jury duty vary, but generally, about 15% of U.S. adults get summoned annually, though only a fraction (around 36% of those summoned in one study) actually appear in court, and a much smaller percentage (roughly 5-10%) ends up as a sworn juror for a trial, as many are excused or deferred, with final selection depending heavily on case needs and individual disqualifications/excuses during voir dire. 

What does "voir dire" literally mean?

Voir dire literally means "to speak the truth" from Old French, referring to the court process of questioning potential jurors or witnesses to determine their honesty, biases, and suitability to serve or testify fairly in a case, ensuring an impartial hearing.